name: Build, Push, and Deploy

on:
  push:
    branches:
      - production
      - staging
      - development

jobs:
  build:
    runs-on: k8s-runner-02
    env:
      REGISTRY: registry.staging
      IMAGE_NAME: ${{ gitea.repository }}
      IMAGE_TAG: ${{ gitea.sha }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: 'Create buildkitd.toml'
        run: |
          cat <<EOF > buildkitd.toml
          [registry."registry.staging"]
            http = true
            insecure = true
          EOF

      - name: 'Set up Buildx builder'
        run: |
          BUILDER_NAME="builder-$(date +%s)"
          echo "BUILDER_NAME=$BUILDER_NAME" >> $GITEA_ENV

          docker buildx create \
            --use \
            --name $BUILDER_NAME \
            --driver docker-container \
            --config buildkitd.toml

      - name: 'Build & Push Docker'
        run: |
          docker buildx build \
            --builder $BUILDER_NAME  \
            -t $REGISTRY/$IMAGE_NAME:$IMAGE_TAG \
            --push .

      - name: 'Cleanup builder'
        if: always()
        run: docker buildx rm $BUILDER_NAME || true

      - name: Set image name
        id: export
        run: |
          echo "image=registry.bigdata.pens.ac.id/$IMAGE_NAME:$IMAGE_TAG" >> $GITEA_OUTPUT

    outputs:
      image: ${{ steps.export.outputs.image }}

  deploy:
    runs-on: k8s-runner-02
    needs: build
    env:
      APP_NAME: ${{ gitea.repository }}
      DIGEST_IMAGE: ${{ needs.build.outputs.image }}
      BRANCH: ${{ gitea.ref_name }}
    steps:
      - name: 'Checkout repository'
        uses: actions/checkout@v4

      - name: 'Set name, image and environment'
        run: |
          NAME=$(echo "$APP_NAME" | sed 's/\//-/g')
          sed -i "s|IMAGE_NAME|$DIGEST_IMAGE|g" k8s/deployment.yml
          sed -i "s|APP_NAME|$NAME|g" k8s/deployment.yml
          sed -i "s|ENVIRONMENT|$BRANCH|g" k8s/deployment.yml

          sed -i "s|APP_NAME|$NAME|g" k8s/service.yml
          sed -i "s|ENVIRONMENT|$BRANCH|g" k8s/service.yml

      - name: 'Set kubeconfig'
        run: |
          mkdir -p /root/.kube
          echo "${{ vars.KUBECONFIG_PA_DEVOPS }}" > /root/.kube/config

      - name: 'Deploy to Cluster'
        run: |
          kubectl apply -f k8s